package com.demo.function.spring.interceptor;

import com.demo.function.filter.FilterService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Slf4j
@Component
public class Interceptor1 implements HandlerInterceptor {

    @Resource
    private FilterService filterService;

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        log.info("拦截器1 preHandle");

        if (filterService == null) {
            log.info("FilterAndInterceptorService对象为空");
        } else {
            filterService.processOrder();
        }

        return HandlerInterceptor.super.preHandle(request, response, handler);
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        log.info("拦截器1 postHandle");
        HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        log.info("拦截器1 afterCompletion");
        HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
    }
}
